ADO.NET Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

ADO.NET Interview Questions

Questions Answers Views Company eMail

Diff b/w DataReader,Dataset and Data table?

HCL,

5 11755

We all know that Dataset is purely disconnected architechure, but we also know that we can update the changes made to the dataset can be updated in the backend database. when there is no connection how does the update happedn?

Accenture, FastStream,

6 12925

what are types of Dataset ?

HCL,

6 23984

ADO.NET is Disconnected Architecture. DataReader is connected Architecture, but DataReader is a part of ADO.NET. How is it possible?

Zensar,

3 12742

What are the Different layers in ADO.Net?

7 14179

can u tell me the how to get the print for the form

Crea,

2 5323

can u tell me the why ADO does not support xml..

Crea,

2 6648

IF we have lot of records in Database. How we can handle them?

Honeywell,

5 10125

what is ado.net

Karrox, SunGard,

6 10467

I want to ask u that if i add radio button in ado.net form,and how radion button data insert in SQL2005 Database...

6 11808

How to fetch the last inserted record in a particular table?

CarrizalSoft Technologies, Microsoft,

10 19098

How many types of data table are in SQL.NET

Chetu India, HCL, MAHINDRA,

4 16824

Differentiate between Dataset and Recordset.

2 7083

can we change the data in dataset? if yes what is the process?

Artech,

1 6854

Is ADO.NET derived from COM? true /false

Infosys,

2 7373

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Un-Answered Questions { ADO.NET }

What is the hierarchy of data in databases?

988

What is ado code?

996

How can we load multiple tables in a dataset?

1236

Which is better ole db or odbc?

954

How can you add or remove rows from the datatable object of dataset?

1069

How can we perform transactions in .net?

1099

Explain executenonquery?

1219

What is dataadapter in ado.net?

959

What is the difference between sqlcommand and sqldataadapter?

1037

What are the namespaces used in ado.net for data access?

1026

Which keyword is used to accept variable number of parameters?

1164

What are the disadvantages of using datalist?

1083

What is the significance of CommandBehavior.CloseConnection ?

1211

Why edit is not possible in repeater?

990

What is fill method in ado.net?

1028

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